Base | Representation |
---|---|
bin | 1010001110110… |
… | …10101001110111 |
3 | 12222111121222122 |
4 | 11013122221313 |
5 | 133433032023 |
6 | 12303350155 |
7 | 2061355001 |
oct | 507325167 |
9 | 188447878 |
10 | 85830263 |
11 | 444a3602 |
12 | 248b235b |
13 | 14a2204c |
14 | b583371 |
15 | 78062c8 |
hex | 51daa77 |
85830263 has 4 divisors (see below), whose sum is σ = 90879120. Its totient is φ = 80781408.
The previous prime is 85830259. The next prime is 85830271. The reversal of 85830263 is 36203858.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36203858 = 2 ⋅18101929.
It is a cyclic number.
It is not a de Polignac number, because 85830263 - 22 = 85830259 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85830223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2524403 + ... + 2524436.
It is an arithmetic number, because the mean of its divisors is an integer number (22719780).
Almost surely, 285830263 is an apocalyptic number.
85830263 is a deficient number, since it is larger than the sum of its proper divisors (5048857).
85830263 is a wasteful number, since it uses less digits than its factorization.
85830263 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5048856.
The product of its (nonzero) digits is 34560, while the sum is 35.
The square root of 85830263 is about 9264.4623697223. The cubic root of 85830263 is about 441.1099096513.
The spelling of 85830263 in words is "eighty-five million, eight hundred thirty thousand, two hundred sixty-three".
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